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The masses and radii of the Earth and the Moon are respectively. Their centres are at a distance d apart. The minimum speed with which a particel of mass m should be projected from a point midway between the two centres so as to escape to infinity is ........
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Answer: A::B::DSolution: Increases in P.E. of system
This increase in P.E. is at the expense of K.E. of mass m
Where v is the velocity with which mass m is projected
This increase in P.E. is at the expense of K.E. of mass m
Where v is the velocity with which mass m is projected
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Question Text | The masses and radii of the Earth and the Moon are respectively. Their centres are at a distance d apart. The minimum speed with which a particel of mass m should be projected from a point midway between the two centres so as to escape to infinity is ........ |
Answer Type | Text solution:1 |
Upvotes | 150 |